/* Colors */

html,
body,
.container {
    width: 100%;
    height: 100%;
}

body {
    overflow: scroll;
    overflow-x: hidden;
}

.container.hide-overflow { overflow: hidden }

.main {
    margin: 0 auto;
    max-width: 1200px;
    width: 100%;
}

.bookshelf {
    position: relative;
    margin: 40px auto 0;
    list-style: none;
    text-align: center;
}

.bookshelf figure {
    position: relative;
    display: inline-block;
    margin: 20px 0 0 0;
    padding: 15px 0;
    max-width: 75%;
    width: 324px;
    vertical-align: top;
}

/* Perspectiv wrapper, figure and book */

.perspective {
    position: relative;
    width: 100%;
    height: 100%;
    -webkit-perspective: 1800px;
    perspective: 1800px;
}

.book {
    position: relative;
    margin: 0 auto;
    width: 180px;
    height: 260px;
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
}

.book div {
    position: absolute;
    width: 100%;
    height: 100%;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.book_title {
    margin: 1em 0 0 0;
    font-weight: 600;
    font-size: 1.5em;
    font-family: "Abril Fatface", serif;
}

.cover {
    z-index: 10;
    -webkit-transform-origin: 0% 50%;
    transform-origin: 0% 50%;
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
}

.cover::before {
    position: absolute;
    left: 0;
    z-index: 10;
    visibility: hidden;
    width: 20px;
    height: 100%;
    background: #000;
    content: '';
    -webkit-transform: translateX(-100%) rotateY(-90deg);
    transform: translateX(-100%) rotateY(-90deg);
    -webkit-transform-origin: 100% 50%;
    transform-origin: 100% 50%;
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
}

.front {
    background-position: center center;
    background-size: cover;
    background-repeat: no-repeat;
}

.inner {
    border-width: 3px;
    border-style: solid;
    background-color: #fff;
}

.bookshelf .book .inner-left {
    border-right: none;
    -webkit-transform: rotateY(180deg);
    transform: rotateY(180deg);
}

.inner-right { border-left: none }

/* Buttons and figcaption */

.buttons {
    margin-top: 5px;
    text-align: center;
}

.buttons a {
    display: inline-block;
    padding: 0 8px;
    color: rgba(100, 105, 106, 0.7);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.65em;
    line-height: 1.5;
}

.buttons a:first-child:not(:only-child) { border-right: 1px solid rgba(100, 105, 106, 0.3) }

.buttons a:hover,
.buttons a:active { color: #64696a }

.bookshelf figcaption {
    position: relative;
    top: 100%;
    padding: 0 2em;
    text-align: center;
}

.bookshelf figcaption h2 {
    margin: 1em 0 0 0;
    font-weight: 300;
    font-size: 1.8em;
    font-family: "Abril Fatface", serif;
}

.bookshelf figcaption h2 span {
    position: relative;
    display: block;
    margin: 1em 0 0 0;
    padding: 1em 0 0 0;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 400;
    font-size: 0.4em;
    font-family: "Lato", sans-serif;
}

.bookshelf figcaption h2 span::before,
.details ul li:first-child::after {
    position: absolute;
    top: 0;
    left: 40%;
    width: 20%;
    height: 1px;
    background: rgba(0, 0, 0, 0.1);
    content: '';
}

/* Details panel */

.details {
    position: absolute;
    top: 0;
    width: 100%;
}

.details ul {
    margin: 0;
    padding: 60px 30px 0 30px;
    list-style: none;
    text-align: left;
}

.csstransformspreserve3d .details ul { padding: 60px 30px 0 70px }

.details ul li {
    margin: 0 0 10px;
    font-weight: 300;
}

.details ul li:not(:first-child) { font-weight: 700 }

.details ul li:first-child {
    position: relative;
    margin: 0 0 15px 0;
    padding: 0 0 15px 0;
    text-align: justify;
}

.details ul li:first-child::after {
    top: 100%;
    left: 0;
}

.close-details {
    position: absolute;
    top: 10px;
    right: 10px;
    visibility: hidden;
    width: 20px;
    height: 20px;
    font-size: 0;
    opacity: 0.6;
    cursor: pointer;
}

.details-open .close-details { visibility: visible }

.close-details:hover { opacity: 1 }

.close-details::before,
.close-details::after {
    position: absolute;
    top: 0;
    left: 50%;
    width: 1px;
    height: 100%;
    background: #333;
    content: '';
}

.close-details::before {
    -webkit-transform: rotate(-45deg);
    transform: rotate(-45deg);
}

.close-details::after {
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
}

/* Custom BookBlock */

.bb-custom-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    padding: 0 10px;
    width: 100%;
    height: 100%;
    border-width: 3px 10px;
    border-style: solid;
}

.bb-custom-wrapper::before,
.bb-custom-wrapper::after {
    position: absolute;
    top: 0;
    z-index: 10;
    width: 10px;
    height: 100%;
    background: -webkit-linear-gradient(left, #dddddd 33.33%, #f0f0f0 33.33%, #f0f0f0 66.66%, white 66.66%);
    background: linear-gradient(to right, #dddddd 33.33%, #f0f0f0 33.33%, #f0f0f0 66.66%, white 66.66%);
    background-size: 3px 100%;
    content: '';
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.bb-custom-wrapper::before { left: 0 }

.bb-custom-wrapper::after { right: 0 }

.bb-custom-wrapper .bb-bookblock {
    width: 100%;
    height: 100%;
    -webkit-perspective: 2000px;
    perspective: 2000px;
}

.bb-custom-side {
    position: relative;
    float: left;
    overflow: hidden;
    width: 50%;
    height: 100%;
}

.bb-custom-side::before {
    position: absolute;
    top: 0;
    z-index: 100;
    width: 80px;
    height: 100%;
    box-shadow: inset 30px 0 40px -20px rgba(0, 0, 0, 0.1);
    content: '';
}

.bb-custom-side:first-child::before {
    right: 0;
    box-shadow: inset -1px 0 0 rgba(0, 0, 0, 0.05), inset -30px 0 40px -20px rgba(0, 0, 0, 0.15);
}

.page-layout-1 h3,
.page-layout-1 p {
    position: absolute;
    top: 50%;
    left: 50%;
    margin: 0;
    max-width: 260px;
    width: 100%;
    -webkit-transform: translateY(-50%) translateX(-50%);
    transform: translateY(-50%) translateX(-50%);
}

.page-layout-1 h3 {
    text-align: center;
    font-weight: 400;
    font-size: 3em;
    font-family: "Sacramento", serif;
}

.page-layout-1 h3 span {
    display: block;
    padding: 5px 0 15px;
    border-top: 1px solid #333;
    border-bottom: 1px solid #333;
    text-transform: uppercase;
    font-size: 3em;
    font-family: "Six Caps", sans-serif;
    line-height: 1;
}

.page-layout-1 p {
    padding: 0 10px;
    text-align: right;
    font-style: italic;
    font-family: "Cardo", serif;
}

.page-layout-2 {
    background: -webkit-linear-gradient(left, #64696a 50%, white 50%);
    background: linear-gradient(to right, #64696a 50%, white 50%);
}

.page-layout-2:first-child {
    background: -webkit-linear-gradient(left, white 50%, #64696a 50%);
    background: linear-gradient(to right, white 50%, #64696a 50%);
}

.page-layout-2 div {
    position: absolute;
    bottom: 0;
    left: 50%;
    padding: 0 10% 10%;
    width: 50%;
}

.page-layout-2 div:first-child { left: 0 }

.page-layout-2:first-child div:last-child,
.page-layout-2:last-child div:first-child { color: #fff }

.page-layout-2 h3 {
    margin: 0;
    font-size: 6em;
    font-family: "Cardo", serif;
}

.page-layout-3:last-child {
    position: absolute;
    right: 0;
    width: 50%;
    height: 100%;
    background: url(../img/portrait.jpg) no-repeat top left;
    background-size: cover;
}

.page-layout-3 div { padding: 10% }

.page-layout-3 h3 {
    margin: 0;
    text-transform: uppercase;
    font-weight: 400;
    font-size: 14em;
    font-family: "Six Caps", sans-serif;
}

.page-layout-3 p {
    margin: 0;
    text-indent: 5px;
    font-style: italic;
    font-family: "Cardo", serif;
}

/* Book navigation */

.bb-custom-wrapper > nav a {
    position: absolute;
    z-index: 1000;
    font-size: 0;
    opacity: 0.4;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.bb-custom-wrapper > nav a:hover { opacity: 1 }

.bb-custom-wrapper > nav a {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: rgba(221, 221, 221, 0.7);
}

.bb-nav-prev,
.bb-nav-next {
    top: 50%;
    left: 25px;
    margin-top: -15px;
}

.bb-nav-close {
    top: 15px;
    right: 25px;
}

.bb-nav-next {
    right: 25px;
    left: auto;
    -webkit-transform: rotate(180deg);
    transform: rotate(180deg);
}

.bb-custom-wrapper > nav a::before,
.bb-custom-wrapper > nav a::after {
    position: absolute;
    top: 0;
    left: 25%;
    width: 1px;
    height: 50%;
    background: #333;
    content: '';
}

.bb-custom-wrapper > nav a.bb-nav-close::before,
.bb-custom-wrapper > nav a.bb-nav-close::after {
    top: 15%;
    left: 50%;
    height: 70%;
}

.bb-custom-wrapper > nav a:not(.bb-nav-close)::before {
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
    -webkit-transform-origin: 0 100%;
    transform-origin: 0 100%;
}

.bb-custom-wrapper > nav a:not(.bb-nav-close)::after {
    top: 50%;
    -webkit-transform: rotate(-45deg);
    transform: rotate(-45deg);
    -webkit-transform-origin: 0 0;
    transform-origin: 0 0;
}

.bb-custom-wrapper > nav a.bb-nav-close::before {
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
}

.bb-custom-wrapper > nav a.bb-nav-close::after {
    -webkit-transform: rotate(-45deg);
    transform: rotate(-45deg);
}

/****** Custom book colors and borders *****/

/* Custom book covers */

.no-csstransforms3d .book[data-book="book-1"],
.no-js .book[data-book="book-1"],
.book[data-book="book-1"] .front {
    background: url(../img/cover_arm_linux.svg);
    background: -webkit-linear-gradient(left, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover_arm_linux.svg), #009bdb;
    background: linear-gradient(to right, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover_arm_linux.svg), #009bdb;
}

.book[data-book="book-1"] .inner { border-color: #009bdb }

.book[data-book="book-1"] .cover::before {
    background: url(../img/spine1.svg);
    background: -webkit-linear-gradient(left, transparent 0%, rgba(0, 0, 0, 0.01) 1%, rgba(0, 0, 0, 0.1) 50%, transparent 100%), url(../img/spine1.svg), #009bdb;
    background: linear-gradient(to right, transparent 0%, rgba(0, 0, 0, 0.01) 1%, rgba(0, 0, 0, 0.1) 50%, transparent 100%), url(../img/spine1.svg), #009bdb;
}

.no-csstransforms3d .book[data-book="book-2"],
.no-js .book[data-book="book-2"],
.book[data-book="book-2"] .front {
    background: url(../img/cover_cpp.svg);
    background: -webkit-linear-gradient(left, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover_cpp.svg), #f6a7a5;
    background: linear-gradient(to right, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover_cpp.svg), #f6a7a5;
}

.book[data-book="book-2"] .inner { border-color: #f6a7a5 }

.book[data-book="book-2"] .cover::before {
    background: url(../img/spine2.svg);
    background: -webkit-linear-gradient(left, transparent 0%, rgba(0, 0, 0, 0.01) 1%, rgba(0, 0, 0, 0.1) 50%, transparent 100%), url(../img/spine2.svg), #f6a7a5;
    background: linear-gradient(to right, transparent 0%, rgba(0, 0, 0, 0.01) 1%, rgba(0, 0, 0, 0.1) 50%, transparent 100%), url(../img/spine2.svg), #f6a7a5;
}

.no-csstransforms3d .book[data-book="book-3"],
.no-js .book[data-book="book-3"],
.book[data-book="book-3"] .front {
    background: url(../img/cover_golang.svg);
    background: -webkit-linear-gradient(left, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover_golang.svg), #ebc989;
    background: linear-gradient(to right, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover_golang.svg), #ebc989;
}

.book[data-book="book-3"] .inner { border-color: #ebc989 }

.book[data-book="book-3"] .cover::before {
    background: url(../img/spine3.svg);
    background: -webkit-linear-gradient(left, transparent 0%, rgba(0, 0, 0, 0.01) 1%, rgba(0, 0, 0, 0.1) 50%, transparent 100%), url(../img/spine3.svg), #ebc989;
    background: linear-gradient(to right, transparent 0%, rgba(0, 0, 0, 0.01) 1%, rgba(0, 0, 0, 0.1) 50%, transparent 100%), url(../img/spine3.svg), #ebc989;
}

.no-csstransforms3d .book[data-book="book-4"],
.no-js .book[data-book="book-4"],
.book[data-book="book-4"] .front {
    background: url(../img/cover_jenkins.svg);
    background: -webkit-linear-gradient(left, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover_jenkins.svg), #a6a1a5;
    background: linear-gradient(to right, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover_jenkins.svg), #a6a1a5;
}

.book[data-book="book-4"] .inner { border-color: #a6a1a5 }

.book[data-book="book-4"] .cover::before {
    background: url(../img/spine4.svg);
    background: -webkit-linear-gradient(left, transparent 0%, rgba(0, 0, 0, 0.01) 1%, rgba(0, 0, 0, 0.1) 50%, transparent 100%), url(../img/spine4.svg), #a6a1a5;
    background: linear-gradient(to right, transparent 0%, rgba(0, 0, 0, 0.01) 1%, rgba(0, 0, 0, 0.1) 50%, transparent 100%), url(../img/spine4.svg), #a6a1a5;
}

.no-csstransforms3d .book[data-book="book-5"],
.no-js .book[data-book="book-5"],
.book[data-book="book-5"] .front {
    background: url(../img/cover_javascript.svg);
    background: -webkit-linear-gradient(left, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover_javascript.svg), #4cbb97;
    background: linear-gradient(to right, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover_javascript.svg), #4cbb97;
}

.book[data-book="book-5"] .inner { border-color: #4cbb97 }

.book[data-book="book-5"] .cover::before {
    background: url(../img/spine5.svg);
    background: -webkit-linear-gradient(left, transparent 0%, rgba(0, 0, 0, 0.01) 1%, rgba(0, 0, 0, 0.1) 50%, transparent 100%), url(../img/spine5.svg), #4cbb97;
    background: linear-gradient(to right, transparent 0%, rgba(0, 0, 0, 0.01) 1%, rgba(0, 0, 0, 0.1) 50%, transparent 100%), url(../img/spine5.svg), #4cbb97;
}

.no-csstransforms3d .book[data-book="book-6"],
.no-js .book[data-book="book-6"],
.book[data-book="book-6"] .front {
    background: url(../img/cover6.svg);
    background: -webkit-linear-gradient(left, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover6.svg), #a1cae5;
    background: linear-gradient(to right, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover6.svg), #a1cae5;
}

.book[data-book="book-6"] .inner { border-color: #a1cae5 }

.book[data-book="book-6"] .cover::before {
    background: url(../img/spine6.svg);
    background: -webkit-linear-gradient(left, transparent 0%, rgba(0, 0, 0, 0.01) 1%, rgba(0, 0, 0, 0.1) 50%, transparent 100%), url(../img/spine6.svg), #a1cae5;
    background: linear-gradient(to right, transparent 0%, rgba(0, 0, 0, 0.01) 1%, rgba(0, 0, 0, 0.1) 50%, transparent 100%), url(../img/spine6.svg), #a1cae5;
}

.no-csstransforms3d .book[data-book="book-7"],
.no-js .book[data-book="book-7"],
.book[data-book="book-7"] .front {
    background: url(../img/cover7.svg);
    background: -webkit-linear-gradient(left, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover7.svg), #ebe6e5;
    background: linear-gradient(to right, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover7.svg), #ebe6e5;
}

.book[data-book="book-7"] .inner { border-color: #ebe6e5 }

.book[data-book="book-7"] .cover::before {
    background: url(../img/spine7.svg);
    background: -webkit-linear-gradient(left, transparent 0%, rgba(0, 0, 0, 0.01) 1%, rgba(0, 0, 0, 0.1) 50%, transparent 100%), url(../img/spine7.svg), #ebe6e5;
    background: linear-gradient(to right, transparent 0%, rgba(0, 0, 0, 0.01) 1%, rgba(0, 0, 0, 0.1) 50%, transparent 100%), url(../img/spine7.svg), #ebe6e5;
}

.no-csstransforms3d .book[data-book="book-8"],
.no-js .book[data-book="book-8"],
.book[data-book="book-8"] .front {
    background: url(../img/cover8.svg);
    background: -webkit-linear-gradient(left, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover8.svg), #f8eb48;
    background: linear-gradient(to right, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover8.svg), #f8eb48;
}

.book[data-book="book-8"] .inner { border-color: #f8eb48 }

.book[data-book="book-8"] .cover::before {
    background: url(../img/spine8.svg);
    background: -webkit-linear-gradient(left, transparent 0%, rgba(0, 0, 0, 0.01) 1%, rgba(0, 0, 0, 0.1) 50%, transparent 100%), url(../img/spine8.svg), #f8eb48;
    background: linear-gradient(to right, transparent 0%, rgba(0, 0, 0, 0.01) 1%, rgba(0, 0, 0, 0.1) 50%, transparent 100%), url(../img/spine8.svg), #f8eb48;
}

.no-csstransforms3d .book[data-book="book-9"],
.no-js .book[data-book="book-9"],
.book[data-book="book-9"] .front {
    background: url(../img/cover9.svg);
    background: -webkit-linear-gradient(left, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover9.svg), #f7a56e;
    background: linear-gradient(to right, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover9.svg), #f7a56e;
}

.book[data-book="book-9"] .inner { border-color: #f7a56e }

.book[data-book="book-9"] .cover::before {
    background: url(../img/spine9.svg);
    background: -webkit-linear-gradient(left, transparent 0%, rgba(0, 0, 0, 0.01) 1%, rgba(0, 0, 0, 0.1) 50%, transparent 100%), url(../img/spine9.svg), #f7a56e;
    background: linear-gradient(to right, transparent 0%, rgba(0, 0, 0, 0.01) 1%, rgba(0, 0, 0, 0.1) 50%, transparent 100%), url(../img/spine9.svg), #f7a56e;
}

.no-csstransforms3d .book[data-book="book-10"],
.no-js .book[data-book="book-10"],
.book[data-book="book-10"] .front {
    background: url(../img/cover_jenkins.svg);
    background: -webkit-linear-gradient(left, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover_jenkins.svg), #f7a56e;
    background: linear-gradient(to right, rgba(0, 0, 0, 0.1) 0%, rgba(211, 211, 211, 0.1) 5%, rgba(255, 255, 255, 0.15) 5%, rgba(255, 255, 255, 0.1) 9%, rgba(0, 0, 0, 0.01) 100%), url(../img/cover_jenkins.svg), #f7a56e;
}

/* border around bookblock same as book cover color*/

#book-1 { border-color: #009bdb }

#book-2 { border-color: #f6a7a5 }

#book-3 { border-color: #ebc989 }

#book-4 { border-color: #a6a1a5 }

#book-5 { border-color: #4cbb97 }

#book-6 { border-color: #a1cae5 }

#book-7 { border-color: #ebe6e5 }

#book-8 { border-color: #f8eb48 }

#book-9 { border-color: #f7a56e }

#book-10 { border-color: #f7a56e }

/****** Transitions ******/

/* Book open / view inside */

.book {
    -webkit-transition: -webkit-transform 0.5s, opacity 0.3s 0.3s;
    transition: transform 0.5s, opacity 0.3s 0.3s;
    -webkit-transform-origin: 0% 50%;
    transform-origin: 0% 50%;
}

.csstransformspreserve3d .bookshelf figure.open .cover {
    -webkit-animation: openSmallBook 0.5s forwards;
    animation: openSmallBook 0.5s forwards;
}

.csstransformspreserve3d .bookshelf figure.close .cover {
    -webkit-animation: closeSmallBook 0.5s forwards;
    animation: closeSmallBook 0.5s forwards;
}

.bookshelf figure.open .book {
    z-index: 1000;
    -webkit-animation: scaleUpSmallBook 0.5s forwards;
    animation: scaleUpSmallBook 0.5s forwards;
}

.bookshelf figure.close .book {
    -webkit-animation: scaleDownSmallBook 0.5s forwards;
    animation: scaleDownSmallBook 0.5s forwards;
}

.inner-right {
    background-color: #ddd;
    -webkit-transition: background-color 0.5s 0.25s;
    transition: background-color 0.5s 0.25s;
}

.open .inner-right {
    background-color: #f9f9f9;
    -webkit-transition-delay: 0s;
    transition-delay: 0s;
}

.bb-custom-wrapper {
    z-index: 2000;
    visibility: hidden;
    opacity: 0;
    -webkit-transition: visibility 0s 0.5s;
    transition: visibility 0s 0.5s;
    -webkit-transform: scale(0.95);
    transform: scale(0.95);
}

.bb-custom-wrapper.show {
    visibility: visible;
    -webkit-transition: visibility 0s;
    transition: visibility 0s;
    -webkit-animation: openBigBook 0.5s forwards;
    animation: openBigBook 0.5s forwards;
}

.no-cssanimations .bb-custom-wrapper.show { opacity: 1 }

.bb-custom-wrapper.hide {
    -webkit-animation: closeBigBook 0.5s forwards;
    animation: closeBigBook 0.5s forwards;
}

.no-cssanimations .bb-custom-wrapper.hide { opacity: 0 }

/* Details open / view details */

.bookshelf figure {
    z-index: 100;
    -webkit-transition: z-index 0s 0.3s;
    transition: z-index 0s 0.3s;
}

.bookshelf figure.details-open {
    z-index: 101;
    -webkit-transition: none;
    transition: none;
}

.csstransformspreserve3d .details-open .book {
    -webkit-transition: -webkit-transform 0.3s;
    transition: transform 0.3s;
    -webkit-transform: translateX(-36px) rotateY(90deg);
    transform: translateX(-36px) rotateY(90deg);
}

.no-csstransformspreserve3d .details-open .book {
    -webkit-transition: opacity 0.3s;
    transition: opacity 0.3s;
    opacity: 0;
}

.csstransformspreserve3d .cover::before {
    -webkit-transition: visibility 0s 0.5s;
    transition: visibility 0s 0.5s;
}

.csstransformspreserve3d .details-open .cover::before {
    visibility: visible;
    -webkit-transition: none;
    transition: none;
}

.details {
    visibility: hidden;
    opacity: 0;
    z-index: -1;
    -webkit-transition: opacity 0.5s, visibility 0s 0.5s;
    transition: opacity 0.5s, visibility 0s 0.5s;
}

.details-open .details {
    visibility: hidden;
    opacity: 1;
    z-index: 10;
    -webkit-transition: opacity 0.5s, visibility 0s;
    transition: opacity 0.5s, visibility 0s;
}

.details ul li {
    visibility: visible;
    opacity: 0;
    -webkit-transition: -webkit-transform 0.3s, opacity 0.3s;
    transition: transform 0.3s, opacity 0.3s;
    -webkit-transform: translateX(30%);
    transform: translateX(30%);
}

.details-open .details ul li:first-child {
    -webkit-transition-delay: 0.1s;
    transition-delay: 0.1s;
}

.details-open .details ul li:nth-child(2) {
    -webkit-transition-delay: 0.15s;
    transition-delay: 0.15s;
}

.details-open .details ul li:nth-child(3) {
    -webkit-transition-delay: 0.2s;
    transition-delay: 0.2s;
}

.details-open .details ul li:nth-child(4) {
    -webkit-transition-delay: 0.25s;
    transition-delay: 0.25s;
}

.details-open .details ul li {
    opacity: 1;
    -webkit-transform: translateX(0);
    transform: translateX(0);
}

/* Details background */

.bookshelf figure::before {
    position: absolute;
    top: 0;
    left: 0;
    visibility: hidden;
    width: 100%;
    height: 100%;
    background: #fff;
    content: '';
    opacity: 0;
    -webkit-transition: opacity 0.3s, visibility 0s 0.3s;
    transition: opacity 0.3s, visibility 0s 0.3s;
}

.bookshelf figure.details-open::before {
    visibility: visible;
    opacity: 1;
    -webkit-transition: opacity 0.3s, visibility 0s;
    transition: opacity 0.3s, visibility 0s;
}

/* Overlay when viewing details */

.bookshelf figure::after {
    position: fixed;
    top: 0;
    left: 0;
    z-index: -1;
    width: 100%;
    height: 0;
    background: rgba(51, 51, 51, 0.1);
    content: '';
    opacity: 0;
    -webkit-transition: opacity 0.3s, height 0s 0.3s;
    transition: opacity 0.3s, height 0s 0.3s;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.bookshelf figure.details-open::after {
    height: 100%;
    opacity: 1;
    -webkit-transition: opacity 0.3s;
    transition: opacity 0.3s;
}

/* Animations */
@-webkit-keyframes openSmallBook {
    0% { }
    55%, 100% { -webkit-transform: rotateY(-180deg) }
}
@keyframes openSmallBook {
    0% { }
    55%, 100% { -webkit-transform: rotateY(-180deg); transform: rotateY(-180deg); }
}
@-webkit-keyframes closeSmallBook {
    0%, 45% { -webkit-transform: rotateY(-180deg) }
    100% { -webkit-transform: rotateY(0deg) }
}
@keyframes closeSmallBook {
    0%, 45% { -webkit-transform: rotateY(-180deg); transform: rotateY(-180deg); }
    100% { -webkit-transform: rotateY(0deg); transform: rotateY(0deg); }
}
@-webkit-keyframes scaleUpSmallBook {
    0% { }
    85%, 100% { -webkit-transform: scale(1.4) }
}
@keyframes scaleUpSmallBook {
    0% { }
    85%, 100% { -webkit-transform: scale(1.4); transform: scale(1.4); }
}
@-webkit-keyframes scaleDownSmallBook {
    0%, 15% { -webkit-transform: scale(1.4) }
    100% { -webkit-transform: scale(1) }
}
@keyframes scaleDownSmallBook {
    0%, 15% { -webkit-transform: scale(1.4); transform: scale(1.4); }
    100% { -webkit-transform: scale(1); transform: scale(1); }
}
@-webkit-keyframes openBigBook {
    0% { }
    45% { opacity: 0; -webkit-transform: scale(0.95); }
    85% { opacity: 1 }
    100% { opacity: 1; -webkit-transform: scale(1); }
}
@keyframes openBigBook {
    0% { }
    45% { opacity: 0; -webkit-transform: scale(0.95); transform: scale(0.95); }
    85% { opacity: 1 }
    100% { opacity: 1; -webkit-transform: scale(1); transform: scale(1); }
}
@-webkit-keyframes closeBigBook {
    0%, 15% { opacity: 1; -webkit-transform: scale(1); }
    55%, 100% { opacity: 0; -webkit-transform: scale(0.95); }
}
@keyframes closeBigBook {
    0%, 15% { opacity: 1; -webkit-transform: scale(1); transform: scale(1); }
    55%, 100% { opacity: 0; -webkit-transform: scale(0.95); transform: scale(0.95); }
}

/* Media Queries */

@media screen and (max-width: 68.75em) {
  .bb-custom-wrapper { font-size: 75% }

  .page-layout-3 h3 { font-size: 9em }
}

@media screen and (max-width: 41.375em) {
  .bb-custom-wrapper { font-size: 60% }

  .page-layout-3 h3 { font-size: 6em }
}

@media screen and (max-width: 29.75em) {
  .bb-custom-wrapper { font-size: 40% }

  .page-layout-2 div {
      top: 50%;
      left: 0;
      width: 100%;
      height: 50%;
  }

  .page-layout-2 div:first-child { top: 0 }

  .page-layout-2 {
      background: -webkit-linear-gradient(top, #64696a 50%, white 50%);
      background: linear-gradient(to bottom, #64696a 50%, white 50%);
  }

  .page-layout-2:first-child {
      background: -webkit-linear-gradient(top, white 50%, #64696a 50%);
      background: linear-gradient(to bottom, white 50%, #64696a 50%);
  }
}

@media screen and (max-width: 26.3125em) {
  .details-open .book {
      -webkit-transform: rotateY(90deg);
      transform: rotateY(90deg);
  }
}
